Question

find the factor of ab-b²-a+b

Answer 1

Answer:

ab - b² - a + b

taking common we get ,

b(a - b) - 1(a-b)

(b-1)(a-b)

Answer 2

Step-by-step explanation:

ab-b²-a+b

= b(a-b)-1(a-b)

= (a-b)(b-1)

=> (a-b) and (b-1) are two factors of ab-b²-a+b

hope this helps you